Is Quantaray the same lens as Sigma?

Answer The Quantaray 28/2.8 is the same lens as the Sigma 28mm F2.8 Mini Wide II PKA Lens. The Quantaray brand is manufactured by the Sigma Corporation of America. Ritz Camera sells Quantaray lens, which ... Read More »

Top Q&A For: Is Quantaray the same lens as Sigma

You recently purchased a quantaray lens 28-200mm D aspherical lens for your nikon D80 camera The lens will not focus on a subject unless you are at least 3 feet away Why is that's?

No. Architectural photography requires control over converging vertical lines. Anytime you shoot a building and don't hold the camera perfectly perpendicular to the building's surface, the vertical... Read More »

Will sigma 35mm lens fit the sigma digital camera?

Sigma builds lenses with mounts to fit Sigma and other cameras. I own two which are made to fit a Canon body. These would not work on a Sigma camera as they are, but I'm sure the lenses are also av... Read More »

Which is a better sigma 120-400 lens or sigma 150-500 len?

Nikon stopped producing the D80 in August 2008 as it was replaced by the D90 :)

Does a Canon AE-1 fit a 500mm Quantaray lens?

A 500mm Quantaray lens will need an adapter to fit a Canon AE-1, because it is made to fit Canon's newer EF lens mounts. The AE-1 was made between 1976 and 1984, and it uses antiquated FD lens moun... Read More »